US2659918A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weed destroying device
Assignee: ALSTON Manufacturing CO
•
Filing: 1948-04-12
•
Granted: 1953-11-24
•
Expires: 1968-04-12
Abstract
No abstract record available.
Inventors
- 👤 Lewis D Stoner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:37
CPC Classifications
A; A01; A01M; A01M21/00; A01M21/04; A01M21/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE353369C
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US948110A
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US1738471A
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US1826587A
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US1839548A
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US1910669A
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US2221630A
Cited
US2243607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-23 | 1957-05-25 | 1957-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-23 | 1961-05-25 | 1961-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-23 | 1965-05-25 | 1965-11-24 | $7700.00 | Window Closed / Lapsed |